/*
 * Copyright (c) 2014 Mayur Pawashe
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * Neither the name of the project's author nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#import "ZGHotKey.h"

#define ZGHotKeyComboCode @"ZGHotKeyComboCode"
#define ZGHotKeyComboFlags @"ZGHotKeyComboFlags"

@implementation ZGHotKey
{
	KeyCombo _keyCombo;
}

+ (instancetype)hotKeyWithKeyCombo:(KeyCombo)keyCombo
{
	return [(ZGHotKey *)[self alloc] initWithKeyCombo:keyCombo];
}

+ (instancetype)hotKey
{
	return [self hotKeyWithKeyCombo:(KeyCombo){.code = INVALID_KEY_CODE, .flags = INVALID_KEY_MODIFIER}];
}

- (id)initWithKeyCombo:(KeyCombo)keyCombo
{
	self = [super init];
	if (self != nil)
	{
		_keyCombo = keyCombo;
	}
	return self;
}

- (id)initWithCoder:(NSCoder *)decoder
{
	NSInteger code = [decoder decodeIntegerForKey:ZGHotKeyComboCode];
	NSUInteger flags = (NSUInteger)[decoder decodeIntegerForKey:ZGHotKeyComboFlags];

	return [self initWithKeyCombo:(KeyCombo){.code = code, .flags = flags}];
}

- (void)encodeWithCoder:(NSCoder *)encoder
{
	[encoder encodeInteger:_keyCombo.code forKey:ZGHotKeyComboCode];
	[encoder encodeInteger:(NSInteger)_keyCombo.flags forKey:ZGHotKeyComboFlags];
}

+ (BOOL)supportsSecureCoding
{
	return YES;
}

- (BOOL)valid
{
	return (_keyCombo.code != INVALID_KEY_CODE || _keyCombo.flags != INVALID_KEY_MODIFIER);
}

@end
